lan2
lanthanum (chemistry)

strokes 17
radical
strokes after radical 12
镧系元素 鑭系元素 lan2 xi4 yuan2 su4
lanthanoid (rare earth series), namely: lanthanum La57 鑭|镧, cerium Ce58 鈰|铈, praseodymium Pr59 鐠|镨, neodymium Nd60 釹|钕, promethium Pm61 鉕|钷, samarium Sm62 釤|钐, europium Eu63 銪|铕, gadolinium Gd64 釓|钆, terbium Tb65 鋱|铽, dysprosium Dy66 鏑|镝, holmium Ho67 鈥|钬